* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#define _GNU_SOURCE
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#define CLOCK_INVALID -1
#endif
-/* When glibc offers the syscall, this will go away. */
+/* clock_adjtime is not available in GLIBC < 2.14 */
+#if !__GLIBC_PREREQ(2, 14)
#include <sys/syscall.h>
static int clock_adjtime(clockid_t id, struct timex *tx)
{
return syscall(__NR_clock_adjtime, id, tx);
}
+#endif
static clockid_t get_clockid(int fd)
{
S: Maintained
F: drivers/scsi/eata_pio.*
-EBTABLES
-L: netfilter-devel@vger.kernel.org
-W: http://ebtables.sourceforge.net/
-S: Orphan
-F: include/linux/netfilter_bridge/ebt_*.h
-F: include/uapi/linux/netfilter_bridge/ebt_*.h
-F: net/bridge/netfilter/ebt*.c
-
EC100 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
L: linux-media@vger.kernel.org
F: Documentation/networking/vxge.txt
F: drivers/net/ethernet/neterion/
-NETFILTER/IPTABLES
+NETFILTER ({IP,IP6,ARP,EB,NF}TABLES)
M: Pablo Neira Ayuso <pablo@netfilter.org>
M: Patrick McHardy <kaber@trash.net>
M: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
L: netfilter-devel@vger.kernel.org
-L: netfilter@vger.kernel.org
L: coreteam@netfilter.org
W: http://www.netfilter.org/
W: http://www.iptables.org/
also to the configuration option of the driver for your particular
card, below.
-if ISDN_DRV_HISAX!=n
+if ISDN_DRV_HISAX
comment "D-channel protocol features"
This enables HiSax support for the Formula-n enter:now PCI
ISDN card.
-endif
-
-if ISDN_DRV_HISAX
-
config HISAX_DEBUG
bool "HiSax debugging"
help
(the latter also needs you to select "ISA Plug and Play support"
from the menu "Plug and Play configuration")
-config HISAX_AVM_A1_PCMCIA
- bool
- depends on HISAX_AVM_A1_CS
- default y
-
endif
endmenu
NETIF_F_FRAGLIST | NETIF_F_ALL_TSO | \
NETIF_F_HIGHDMA | NETIF_F_LRO)
+#define BOND_ENC_FEATURES (NETIF_F_ALL_CSUM | NETIF_F_SG | NETIF_F_RXCSUM |\
+ NETIF_F_TSO | NETIF_F_GSO_UDP_TUNNEL)
+
static void bond_compute_features(struct bonding *bond)
{
unsigned int flags, dst_release_flag = IFF_XMIT_DST_RELEASE;
netdev_features_t vlan_features = BOND_VLAN_FEATURES;
+ netdev_features_t enc_features = BOND_ENC_FEATURES;
struct net_device *bond_dev = bond->dev;
struct list_head *iter;
struct slave *slave;
vlan_features = netdev_increment_features(vlan_features,
slave->dev->vlan_features, BOND_VLAN_FEATURES);
+ enc_features = netdev_increment_features(enc_features,
+ slave->dev->hw_enc_features,
+ BOND_ENC_FEATURES);
dst_release_flag &= slave->dev->priv_flags;
if (slave->dev->hard_header_len > max_hard_header_len)
max_hard_header_len = slave->dev->hard_header_len;
done:
bond_dev->vlan_features = vlan_features;
+ bond_dev->hw_enc_features = enc_features;
bond_dev->hard_header_len = max_hard_header_len;
bond_dev->gso_max_segs = gso_max_segs;
netif_set_gso_max_size(bond_dev, gso_max_size);
NETIF_F_HW_VLAN_CTAG_FILTER;
bond_dev->hw_features &= ~(NETIF_F_ALL_CSUM & ~NETIF_F_HW_CSUM);
+ bond_dev->hw_features |= NETIF_F_GSO_UDP_TUNNEL;
bond_dev->features |= bond_dev->hw_features;
}
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/kernel.h>
+#include <linux/workqueue.h>
#include <linux/can.h>
#include <linux/can/skb.h>
struct tty_struct *tty; /* ptr to TTY structure */
struct net_device *dev; /* easy for intr handling */
spinlock_t lock;
+ struct work_struct tx_work; /* Flushes transmit buffer */
/* These are pointers to the malloc()ed frame buffers. */
unsigned char rbuff[SLC_MTU]; /* receiver buffer */
sl->dev->stats.tx_bytes += cf->can_dlc;
}
-/*
- * Called by the driver when there's room for more data. If we have
- * more packets to send, we send them here.
- */
-static void slcan_write_wakeup(struct tty_struct *tty)
+/* Write out any remaining transmit buffer. Scheduled when tty is writable */
+static void slcan_transmit(struct work_struct *work)
{
+ struct slcan *sl = container_of(work, struct slcan, tx_work);
int actual;
- struct slcan *sl = (struct slcan *) tty->disc_data;
+ spin_lock_bh(&sl->lock);
/* First make sure we're connected. */
- if (!sl || sl->magic != SLCAN_MAGIC || !netif_running(sl->dev))
+ if (!sl->tty || sl->magic != SLCAN_MAGIC || !netif_running(sl->dev)) {
+ spin_unlock_bh(&sl->lock);
return;
+ }
- spin_lock_bh(&sl->lock);
if (sl->xleft <= 0) {
/* Now serial buffer is almost free & we can start
* transmission of another packet */
sl->dev->stats.tx_packets++;
- clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
+ clear_bit(TTY_DO_WRITE_WAKEUP, &sl->tty->flags);
spin_unlock_bh(&sl->lock);
netif_wake_queue(sl->dev);
return;
}
- actual = tty->ops->write(tty, sl->xhead, sl->xleft);
+ actual = sl->tty->ops->write(sl->tty, sl->xhead, sl->xleft);
sl->xleft -= actual;
sl->xhead += actual;
spin_unlock_bh(&sl->lock);
}
+/*
+ * Called by the driver when there's room for more data.
+ * Schedule the transmit.
+ */
+static void slcan_write_wakeup(struct tty_struct *tty)
+{
+ struct slcan *sl = tty->disc_data;
+
+ schedule_work(&sl->tx_work);
+}
+
/* Send a can_frame to a TTY queue. */
static netdev_tx_t slc_xmit(struct sk_buff *skb, struct net_device *dev)
{
sl->magic = SLCAN_MAGIC;
sl->dev = dev;
spin_lock_init(&sl->lock);
+ INIT_WORK(&sl->tx_work, slcan_transmit);
slcan_devs[i] = dev;
return sl;
if (!sl || sl->magic != SLCAN_MAGIC || sl->tty != tty)
return;
+ spin_lock_bh(&sl->lock);
tty->disc_data = NULL;
sl->tty = NULL;
+ spin_unlock_bh(&sl->lock);
+
+ flush_work(&sl->tx_work);
/* Flush network side */
unregister_netdev(sl->dev);
ret = emac_mdio_probe(dev);
if (ret < 0) {
+ free_irq(dev->irq, dev);
netdev_err(dev, "cannot probe MDIO bus\n");
return ret;
}
return 0;
}
-#define NVRAM_CMD_TIMEOUT 100
+#define NVRAM_CMD_TIMEOUT 5000
static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
{
tw32(NVRAM_CMD, nvram_cmd);
for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
- udelay(10);
+ usleep_range(10, 40);
if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
udelay(10);
break;
netif_wake_queue(tp->dev);
}
- segs = skb_gso_segment(skb, tp->dev->features & ~NETIF_F_TSO);
- if (IS_ERR(segs))
+ segs = skb_gso_segment(skb, tp->dev->features & ~(NETIF_F_TSO | NETIF_F_TSO6));
+ if (IS_ERR(segs) || !segs)
goto tg3_tso_bug_end;
do {
EXPORT_SYMBOL(cxgb4_unregister_uld);
/* Check if netdev on which event is occured belongs to us or not. Return
- * suceess (1) if it belongs otherwise failure (0).
+ * success (true) if it belongs otherwise failure (false).
+ * Called with rcu_read_lock() held.
*/
-static int cxgb4_netdev(struct net_device *netdev)
+static bool cxgb4_netdev(const struct net_device *netdev)
{
struct adapter *adap;
int i;
- spin_lock(&adap_rcu_lock);
list_for_each_entry_rcu(adap, &adap_rcu_list, rcu_node)
for (i = 0; i < MAX_NPORTS; i++)
- if (adap->port[i] == netdev) {
- spin_unlock(&adap_rcu_lock);
- return 1;
- }
- spin_unlock(&adap_rcu_lock);
- return 0;
+ if (adap->port[i] == netdev)
+ return true;
+ return false;
}
static int clip_add(struct net_device *event_dev, struct inet6_ifaddr *ifa,
adapter->flags &= ~DEV_ENABLED;
}
pci_release_regions(pdev);
+ synchronize_rcu();
kfree(adapter);
} else
pci_release_regions(pdev);
p->lport = j;
p->rss_size = rss_size;
memcpy(adap->port[i]->dev_addr, addr, ETH_ALEN);
+ adap->port[i]->dev_port = j;
ret = ntohl(c.u.info.lstatus_to_modtype);
p->mdio_addr = (ret & FW_PORT_CMD_MDIOCAP) ?
{
struct net_device *dev = (struct net_device *)data;
struct tulip_private *tp = netdev_priv(dev);
- int next_tick = 60*HZ;
+ int next_tick = 2*HZ;
if (tulip_debug > 1)
netdev_dbg(dev, "Comet link status %04x partner capability %04x\n",
#define be_pvid_tagging_enabled(adapter) (adapter->pvid)
/* Is BE in QNQ multi-channel mode */
-#define be_is_qnq_mode(adapter) (adapter->mc_type == FLEX10 || \
- adapter->mc_type == vNIC1 || \
- adapter->mc_type == UFP)
+#define be_is_qnq_mode(adapter) (adapter->function_mode & QNQ_MODE)
#define lancer_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID3 || \
adapter->pdev->device == OC_DEVICE_ID4)
* based on the skew/IPL.
*/
#define RDMA_ENABLED 0x4
-#define FLEX10_MODE 0x400
+#define QNQ_MODE 0x400
#define VNIC_MODE 0x20000
#define UMC_ENABLED 0x1000000
struct be_cmd_req_query_fw_cfg {
static u8 be_convert_mc_type(u32 function_mode)
{
- if (function_mode & VNIC_MODE && function_mode & FLEX10_MODE)
+ if (function_mode & VNIC_MODE && function_mode & QNQ_MODE)
return vNIC1;
- else if (function_mode & FLEX10_MODE)
+ else if (function_mode & QNQ_MODE)
return FLEX10;
else if (function_mode & VNIC_MODE)
return vNIC2;
return bufaddr;
}
+static inline bool is_ipv4_pkt(struct sk_buff *skb)
+{
+ return skb->protocol == htons(ETH_P_IP) && ip_hdr(skb)->version == 4;
+}
+
static int
fec_enet_clear_csum(struct sk_buff *skb, struct net_device *ndev)
{
if (unlikely(skb_cow_head(skb, 0)))
return -1;
- ip_hdr(skb)->check = 0;
+ if (is_ipv4_pkt(skb))
+ ip_hdr(skb)->check = 0;
*(__sum16 *)(skb->head + skb->csum_start + skb->csum_offset) = 0;
return 0;
DMI_MATCH(DMI_BOARD_NAME, "P5NSLI")
},
},
+ {
+ .ident = "FUJITSU SIEMENS A8NE-FM",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTek Computer INC."),
+ DMI_MATCH(DMI_BOARD_NAME, "A8NE-FM")
+ },
+ },
{}
};
(num_vfs_argc > 1 || probe_vfs_argc > 1)) {
mlx4_err(dev,
"Invalid syntax of num_vfs/probe_vfs with IB port - single port VFs syntax is only supported when all ports are configured as ethernet\n");
- goto err_close;
+ err = -EINVAL;
+ goto err_master_mfunc;
}
for (i = 0; i < sizeof(nvfs)/sizeof(nvfs[0]); i++) {
unsigned j;
for_each_slave(priv, cpsw_slave_open, priv);
/* Add default VLAN */
- cpsw_add_default_vlan(priv);
+ if (!priv->data.dual_emac)
+ cpsw_add_default_vlan(priv);
+ else
+ cpsw_ale_add_vlan(priv->ale, priv->data.default_vlan,
+ ALE_ALL_PORTS << priv->host_port,
+ ALE_ALL_PORTS << priv->host_port, 0, 0);
if (!cpsw_common_res_usage_state(priv)) {
/* setup tx dma to fixed prio and zero offset */
static void tile_net_dev_init(const char *name, const uint8_t *mac)
{
int ret;
- int i;
struct net_device *dev;
struct tile_net_priv *priv;
"unable to teardown send buffer's gpadl\n");
return ret;
}
- net_device->recv_buf_gpadl_handle = 0;
+ net_device->send_buf_gpadl_handle = 0;
}
if (net_device->send_buf) {
/* Free up the receive buffer */
dev->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK;
irq_type = irq_get_trigger_type(spi->irq);
+ if (!irq_type)
+ irq_type = IRQF_TRIGGER_RISING;
if (irq_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) {
irq_worker = at86rf230_irqwork;
irq_handler = at86rf230_isr;
if (rc)
goto err_hw_init;
- rc = devm_request_irq(&spi->dev, spi->irq, irq_handler, IRQF_SHARED,
+ rc = devm_request_irq(&spi->dev, spi->irq, irq_handler,
+ IRQF_SHARED | irq_type,
dev_name(&spi->dev), lp);
if (rc)
goto err_hw_init;
#include <linux/string.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
+#include <linux/of_gpio.h>
+#include <linux/gpio/consumer.h>
#define AT803X_INTR_ENABLE 0x12
#define AT803X_INTR_STATUS 0x13
+#define AT803X_SMART_SPEED 0x14
+#define AT803X_LED_CONTROL 0x18
#define AT803X_WOL_ENABLE 0x01
#define AT803X_DEVICE_ADDR 0x03
#define AT803X_LOC_MAC_ADDR_0_15_OFFSET 0x804C
#define AT803X_DEBUG_SYSTEM_MODE_CTRL 0x05
#define AT803X_DEBUG_RGMII_TX_CLK_DLY BIT(8)
+#define ATH8030_PHY_ID 0x004dd076
+#define ATH8031_PHY_ID 0x004dd074
+#define ATH8035_PHY_ID 0x004dd072
+
MODULE_DESCRIPTION("Atheros 803x PHY driver");
MODULE_AUTHOR("Matus Ujhelyi");
MODULE_LICENSE("GPL");
+struct at803x_priv {
+ bool phy_reset:1;
+ struct gpio_desc *gpiod_reset;
+};
+
+struct at803x_context {
+ u16 bmcr;
+ u16 advertise;
+ u16 control1000;
+ u16 int_enable;
+ u16 smart_speed;
+ u16 led_control;
+};
+
+/* save relevant PHY registers to private copy */
+static void at803x_context_save(struct phy_device *phydev,
+ struct at803x_context *context)
+{
+ context->bmcr = phy_read(phydev, MII_BMCR);
+ context->advertise = phy_read(phydev, MII_ADVERTISE);
+ context->control1000 = phy_read(phydev, MII_CTRL1000);
+ context->int_enable = phy_read(phydev, AT803X_INTR_ENABLE);
+ context->smart_speed = phy_read(phydev, AT803X_SMART_SPEED);
+ context->led_control = phy_read(phydev, AT803X_LED_CONTROL);
+}
+
+/* restore relevant PHY registers from private copy */
+static void at803x_context_restore(struct phy_device *phydev,
+ const struct at803x_context *context)
+{
+ phy_write(phydev, MII_BMCR, context->bmcr);
+ phy_write(phydev, MII_ADVERTISE, context->advertise);
+ phy_write(phydev, MII_CTRL1000, context->control1000);
+ phy_write(phydev, AT803X_INTR_ENABLE, context->int_enable);
+ phy_write(phydev, AT803X_SMART_SPEED, context->smart_speed);
+ phy_write(phydev, AT803X_LED_CONTROL, context->led_control);
+}
+
static int at803x_set_wol(struct phy_device *phydev,
struct ethtool_wolinfo *wol)
{
return 0;
}
+static int at803x_probe(struct phy_device *phydev)
+{
+ struct device *dev = &phydev->dev;
+ struct at803x_priv *priv;
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->gpiod_reset = devm_gpiod_get(dev, "reset");
+ if (IS_ERR(priv->gpiod_reset))
+ priv->gpiod_reset = NULL;
+ else
+ gpiod_direction_output(priv->gpiod_reset, 1);
+
+ phydev->priv = priv;
+
+ return 0;
+}
+
static int at803x_config_init(struct phy_device *phydev)
{
int ret;
return err;
}
+static void at803x_link_change_notify(struct phy_device *phydev)
+{
+ struct at803x_priv *priv = phydev->priv;
+
+ /*
+ * Conduct a hardware reset for AT8030 every time a link loss is
+ * signalled. This is necessary to circumvent a hardware bug that
+ * occurs when the cable is unplugged while TX packets are pending
+ * in the FIFO. In such cases, the FIFO enters an error mode it
+ * cannot recover from by software.
+ */
+ if (phydev->drv->phy_id == ATH8030_PHY_ID) {
+ if (phydev->state == PHY_NOLINK) {
+ if (priv->gpiod_reset && !priv->phy_reset) {
+ struct at803x_context context;
+
+ at803x_context_save(phydev, &context);
+
+ gpiod_set_value(priv->gpiod_reset, 0);
+ msleep(1);
+ gpiod_set_value(priv->gpiod_reset, 1);
+ msleep(1);
+
+ at803x_context_restore(phydev, &context);
+
+ dev_dbg(&phydev->dev, "%s(): phy was reset\n",
+ __func__);
+ priv->phy_reset = true;
+ }
+ } else {
+ priv->phy_reset = false;
+ }
+ }
+}
+
static struct phy_driver at803x_driver[] = {
{
/* ATHEROS 8035 */
- .phy_id = 0x004dd072,
- .name = "Atheros 8035 ethernet",
- .phy_id_mask = 0xffffffef,
- .config_init = at803x_config_init,
- .set_wol = at803x_set_wol,
- .get_wol = at803x_get_wol,
- .suspend = at803x_suspend,
- .resume = at803x_resume,
- .features = PHY_GBIT_FEATURES,
- .flags = PHY_HAS_INTERRUPT,
- .config_aneg = genphy_config_aneg,
- .read_status = genphy_read_status,
- .driver = {
+ .phy_id = ATH8035_PHY_ID,
+ .name = "Atheros 8035 ethernet",
+ .phy_id_mask = 0xffffffef,
+ .probe = at803x_probe,
+ .config_init = at803x_config_init,
+ .link_change_notify = at803x_link_change_notify,
+ .set_wol = at803x_set_wol,
+ .get_wol = at803x_get_wol,
+ .suspend = at803x_suspend,
+ .resume = at803x_resume,
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .driver = {
.owner = THIS_MODULE,
},
}, {
/* ATHEROS 8030 */
- .phy_id = 0x004dd076,
- .name = "Atheros 8030 ethernet",
- .phy_id_mask = 0xffffffef,
- .config_init = at803x_config_init,
- .set_wol = at803x_set_wol,
- .get_wol = at803x_get_wol,
- .suspend = at803x_suspend,
- .resume = at803x_resume,
- .features = PHY_GBIT_FEATURES,
- .flags = PHY_HAS_INTERRUPT,
- .config_aneg = genphy_config_aneg,
- .read_status = genphy_read_status,
- .driver = {
+ .phy_id = ATH8030_PHY_ID,
+ .name = "Atheros 8030 ethernet",
+ .phy_id_mask = 0xffffffef,
+ .probe = at803x_probe,
+ .config_init = at803x_config_init,
+ .link_change_notify = at803x_link_change_notify,
+ .set_wol = at803x_set_wol,
+ .get_wol = at803x_get_wol,
+ .suspend = at803x_suspend,
+ .resume = at803x_resume,
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .driver = {
.owner = THIS_MODULE,
},
}, {
/* ATHEROS 8031 */
- .phy_id = 0x004dd074,
- .name = "Atheros 8031 ethernet",
- .phy_id_mask = 0xffffffef,
- .config_init = at803x_config_init,
- .set_wol = at803x_set_wol,
- .get_wol = at803x_get_wol,
- .suspend = at803x_suspend,
- .resume = at803x_resume,
- .features = PHY_GBIT_FEATURES,
- .flags = PHY_HAS_INTERRUPT,
- .config_aneg = genphy_config_aneg,
- .read_status = genphy_read_status,
- .ack_interrupt = &at803x_ack_interrupt,
- .config_intr = &at803x_config_intr,
- .driver = {
+ .phy_id = ATH8031_PHY_ID,
+ .name = "Atheros 8031 ethernet",
+ .phy_id_mask = 0xffffffef,
+ .probe = at803x_probe,
+ .config_init = at803x_config_init,
+ .link_change_notify = at803x_link_change_notify,
+ .set_wol = at803x_set_wol,
+ .get_wol = at803x_get_wol,
+ .suspend = at803x_suspend,
+ .resume = at803x_resume,
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .ack_interrupt = &at803x_ack_interrupt,
+ .config_intr = &at803x_config_intr,
+ .driver = {
.owner = THIS_MODULE,
},
} };
module_exit(atheros_exit);
static struct mdio_device_id __maybe_unused atheros_tbl[] = {
- { 0x004dd076, 0xffffffef },
- { 0x004dd074, 0xffffffef },
- { 0x004dd072, 0xffffffef },
+ { ATH8030_PHY_ID, 0xffffffef },
+ { ATH8031_PHY_ID, 0xffffffef },
+ { ATH8035_PHY_ID, 0xffffffef },
{ }
};
mutex_lock(&phydev->lock);
+ if (phydev->drv->link_change_notify)
+ phydev->drv->link_change_notify(phydev);
+
switch (phydev->state) {
case PHY_DOWN:
case PHY_STARTING:
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/slab.h>
+#include <linux/workqueue.h>
#include "slip.h"
#ifdef CONFIG_INET
#include <linux/ip.h>
#endif
}
-/*
- * Called by the driver when there's room for more data. If we have
- * more packets to send, we send them here.
- */
-static void slip_write_wakeup(struct tty_struct *tty)
+/* Write out any remaining transmit buffer. Scheduled when tty is writable */
+static void slip_transmit(struct work_struct *work)
{
+ struct slip *sl = container_of(work, struct slip, tx_work);
int actual;
- struct slip *sl = tty->disc_data;
+ spin_lock_bh(&sl->lock);
/* First make sure we're connected. */
- if (!sl || sl->magic != SLIP_MAGIC || !netif_running(sl->dev))
+ if (!sl->tty || sl->magic != SLIP_MAGIC || !netif_running(sl->dev)) {
+ spin_unlock_bh(&sl->lock);
return;
+ }
- spin_lock_bh(&sl->lock);
if (sl->xleft <= 0) {
/* Now serial buffer is almost free & we can start
* transmission of another packet */
sl->dev->stats.tx_packets++;
- clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
+ clear_bit(TTY_DO_WRITE_WAKEUP, &sl->tty->flags);
spin_unlock_bh(&sl->lock);
sl_unlock(sl);
return;
}
- actual = tty->ops->write(tty, sl->xhead, sl->xleft);
+ actual = sl->tty->ops->write(sl->tty, sl->xhead, sl->xleft);
sl->xleft -= actual;
sl->xhead += actual;
spin_unlock_bh(&sl->lock);
}
+/*
+ * Called by the driver when there's room for more data.
+ * Schedule the transmit.
+ */
+static void slip_write_wakeup(struct tty_struct *tty)
+{
+ struct slip *sl = tty->disc_data;
+
+ schedule_work(&sl->tx_work);
+}
+
static void sl_tx_timeout(struct net_device *dev)
{
struct slip *sl = netdev_priv(dev);
sl->magic = SLIP_MAGIC;
sl->dev = dev;
spin_lock_init(&sl->lock);
+ INIT_WORK(&sl->tx_work, slip_transmit);
sl->mode = SL_MODE_DEFAULT;
#ifdef CONFIG_SLIP_SMART
/* initialize timer_list struct */
if (!sl || sl->magic != SLIP_MAGIC || sl->tty != tty)
return;
+ spin_lock_bh(&sl->lock);
tty->disc_data = NULL;
sl->tty = NULL;
+ spin_unlock_bh(&sl->lock);
+
+ flush_work(&sl->tx_work);
/* VSV = very important to remove timers */
#ifdef CONFIG_SLIP_SMART
struct tty_struct *tty; /* ptr to TTY structure */
struct net_device *dev; /* easy for intr handling */
spinlock_t lock;
+ struct work_struct tx_work; /* Flushes transmit buffer */
#ifdef SL_INCLUDE_CSLIP
struct slcompress *slcomp; /* for header compression */
ctx = drvstate->ctx;
if (usbnet_dev->status)
- /* CDC-WMC r1.1 requires wMaxCommand to be "at least 256
- * decimal (0x100)"
+ /* The wMaxCommand buffer must be big enough to hold
+ * any message from the modem. Experience has shown
+ * that some replies are more than 256 bytes long
*/
subdriver = usb_cdc_wdm_register(ctx->control,
&usbnet_dev->status->desc,
- 256, /* wMaxCommand */
+ 1024, /* wMaxCommand */
huawei_cdc_ncm_wdm_manage_power);
if (IS_ERR(subdriver)) {
ret = PTR_ERR(subdriver);
for (i = 0; i < adapter->num_tx_queues; i++)
spin_lock_init(&adapter->tx_queue[i].tx_lock);
- err = vmxnet3_create_queues(adapter, VMXNET3_DEF_TX_RING_SIZE,
- VMXNET3_DEF_RX_RING_SIZE,
+ err = vmxnet3_create_queues(adapter, adapter->tx_ring_size,
+ adapter->rx_ring_size,
VMXNET3_DEF_RX_RING_SIZE);
if (err)
goto queue_err;
adapter->netdev = netdev;
adapter->pdev = pdev;
+ adapter->tx_ring_size = VMXNET3_DEF_TX_RING_SIZE;
+ adapter->rx_ring_size = VMXNET3_DEF_RX_RING_SIZE;
+
spin_lock_init(&adapter->cmd_lock);
adapter->adapter_pa = dma_map_single(&adapter->pdev->dev, adapter,
sizeof(struct vmxnet3_adapter),
param->rx_mini_max_pending = 0;
param->rx_jumbo_max_pending = 0;
- param->rx_pending = adapter->rx_queue[0].rx_ring[0].size;
- param->tx_pending = adapter->tx_queue[0].tx_ring.size;
+ param->rx_pending = adapter->rx_ring_size;
+ param->tx_pending = adapter->tx_ring_size;
param->rx_mini_pending = 0;
param->rx_jumbo_pending = 0;
}
* size */
netdev_err(netdev, "failed to apply new sizes, "
"try the default ones\n");
+ new_rx_ring_size = VMXNET3_DEF_RX_RING_SIZE;
+ new_tx_ring_size = VMXNET3_DEF_TX_RING_SIZE;
err = vmxnet3_create_queues(adapter,
- VMXNET3_DEF_TX_RING_SIZE,
- VMXNET3_DEF_RX_RING_SIZE,
+ new_tx_ring_size,
+ new_rx_ring_size,
VMXNET3_DEF_RX_RING_SIZE);
if (err) {
netdev_err(netdev, "failed to create queues "
netdev_err(netdev, "failed to re-activate, error %d."
" Closing it\n", err);
}
+ adapter->tx_ring_size = new_tx_ring_size;
+ adapter->rx_ring_size = new_rx_ring_size;
out:
clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
u32 link_speed; /* in mbps */
u64 tx_timeout_count;
+
+ /* Ring sizes */
+ u32 tx_ring_size;
+ u32 rx_ring_size;
+
struct work_struct work;
unsigned long state; /* VMXNET3_STATE_BIT_xxx */
choice
prompt "Supported bus types"
depends on B43
- default B43_BCMA_AND_SSB
+ default B43_BUSES_BCMA_AND_SSB
config B43_BUSES_BCMA_AND_SSB
bool "BCMA and SSB"
/* We don't support 5 GHz on some PHYs yet */
switch (dev->phy.type) {
case B43_PHYTYPE_A:
+ case B43_PHYTYPE_G:
case B43_PHYTYPE_N:
case B43_PHYTYPE_LP:
case B43_PHYTYPE_HT:
break;
case B43_PHYTYPE_G:
status.band = IEEE80211_BAND_2GHZ;
- /* chanid is the radio channel cookie value as used
- * to tune the radio. */
- status.freq = chanid + 2400;
+ /* Somewhere between 478.104 and 508.1084 firmware for G-PHY
+ * has been modified to be compatible with N-PHY and others.
+ */
+ if (dev->fw.rev >= 508)
+ status.freq = ieee80211_channel_to_frequency(chanid, status.band);
+ else
+ status.freq = chanid + 2400;
break;
case B43_PHYTYPE_N:
case B43_PHYTYPE_LP:
return -1;
}
mapping.len = size;
- memcpy(skb->cb, &mapping, sizeof(mapping));
+ mwifiex_store_mapping(skb, &mapping);
return 0;
}
struct pcie_service_card *card = adapter->card;
struct mwifiex_dma_mapping mapping;
- MWIFIEX_SKB_PACB(skb, &mapping);
+ mwifiex_get_mapping(skb, &mapping);
pci_unmap_single(card->dev, mapping.addr, mapping.len, flags);
}
#ifndef _MWIFIEX_UTIL_H_
#define _MWIFIEX_UTIL_H_
+struct mwifiex_dma_mapping {
+ dma_addr_t addr;
+ size_t len;
+};
+
+struct mwifiex_cb {
+ struct mwifiex_dma_mapping dma_mapping;
+ union {
+ struct mwifiex_rxinfo rx_info;
+ struct mwifiex_txinfo tx_info;
+ };
+};
+
static inline struct mwifiex_rxinfo *MWIFIEX_SKB_RXCB(struct sk_buff *skb)
{
- return (struct mwifiex_rxinfo *)(skb->cb + sizeof(dma_addr_t));
+ struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb;
+
+ BUILD_BUG_ON(sizeof(struct mwifiex_cb) > sizeof(skb->cb));
+ return &cb->rx_info;
}
static inline struct mwifiex_txinfo *MWIFIEX_SKB_TXCB(struct sk_buff *skb)
{
- return (struct mwifiex_txinfo *)(skb->cb + sizeof(dma_addr_t));
+ struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb;
+
+ return &cb->tx_info;
}
-struct mwifiex_dma_mapping {
- dma_addr_t addr;
- size_t len;
-};
+static inline void mwifiex_store_mapping(struct sk_buff *skb,
+ struct mwifiex_dma_mapping *mapping)
+{
+ struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb;
+
+ memcpy(&cb->dma_mapping, mapping, sizeof(*mapping));
+}
-static inline void MWIFIEX_SKB_PACB(struct sk_buff *skb,
- struct mwifiex_dma_mapping *mapping)
+static inline void mwifiex_get_mapping(struct sk_buff *skb,
+ struct mwifiex_dma_mapping *mapping)
{
- memcpy(mapping, skb->cb, sizeof(*mapping));
+ struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb;
+
+ memcpy(mapping, &cb->dma_mapping, sizeof(*mapping));
}
static inline dma_addr_t MWIFIEX_SKB_DMA_ADDR(struct sk_buff *skb)
{
struct mwifiex_dma_mapping mapping;
- MWIFIEX_SKB_PACB(skb, &mapping);
+ mwifiex_get_mapping(skb, &mapping);
return mapping.addr;
}
/*
* Detect if this device has an hardware controlled radio.
*/
- if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO))
+ if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_HARDWARE_RADIO)) {
__set_bit(CAPABILITY_HW_BUTTON, &rt2x00dev->cap_flags);
+ /*
+ * On this device RFKILL initialized during probe does not work.
+ */
+ __set_bit(REQUIRE_DELAYED_RFKILL, &rt2x00dev->cap_flags);
+ }
/*
* Check if the BBP tuning should be enabled.
/*
* Firmware functions
*/
+static int rt2800usb_autorun_detect(struct rt2x00_dev *rt2x00dev)
+{
+ __le32 reg;
+ u32 fw_mode;
+
+ /* cannot use rt2x00usb_register_read here as it uses different
+ * mode (MULTI_READ vs. DEVICE_MODE) and does not pass the
+ * magic value USB_MODE_AUTORUN (0x11) to the device, thus the
+ * returned value would be invalid.
+ */
+ rt2x00usb_vendor_request(rt2x00dev, USB_DEVICE_MODE,
+ USB_VENDOR_REQUEST_IN, 0, USB_MODE_AUTORUN,
+ ®, sizeof(reg), REGISTER_TIMEOUT_FIRMWARE);
+ fw_mode = le32_to_cpu(reg);
+
+ if ((fw_mode & 0x00000003) == 2)
+ return 1;
+
+ return 0;
+}
+
static char *rt2800usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
{
return FIRMWARE_RT2870;
/*
* Write firmware to device.
*/
- rt2x00usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE,
- data + offset, length);
+ if (rt2800usb_autorun_detect(rt2x00dev)) {
+ rt2x00_info(rt2x00dev,
+ "Firmware loading not required - NIC in AutoRun mode\n");
+ } else {
+ rt2x00usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE,
+ data + offset, length);
+ }
rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
/*
* Device probe functions.
*/
+static int rt2800usb_efuse_detect(struct rt2x00_dev *rt2x00dev)
+{
+ if (rt2800usb_autorun_detect(rt2x00dev))
+ return 1;
+ return rt2800_efuse_detect(rt2x00dev);
+}
+
static int rt2800usb_read_eeprom(struct rt2x00_dev *rt2x00dev)
{
int retval;
- if (rt2800_efuse_detect(rt2x00dev))
+ if (rt2800usb_efuse_detect(rt2x00dev))
retval = rt2800_read_eeprom_efuse(rt2x00dev);
else
retval = rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom,
REQUIRE_SW_SEQNO,
REQUIRE_HT_TX_DESC,
REQUIRE_PS_AUTOWAKE,
+ REQUIRE_DELAYED_RFKILL,
/*
* Capabilities
return;
/*
- * Unregister extra components.
+ * Stop rfkill polling.
*/
- rt2x00rfkill_unregister(rt2x00dev);
+ if (test_bit(REQUIRE_DELAYED_RFKILL, &rt2x00dev->cap_flags))
+ rt2x00rfkill_unregister(rt2x00dev);
/*
* Allow the HW to uninitialize.
set_bit(DEVICE_STATE_INITIALIZED, &rt2x00dev->flags);
+ /*
+ * Start rfkill polling.
+ */
+ if (test_bit(REQUIRE_DELAYED_RFKILL, &rt2x00dev->cap_flags))
+ rt2x00rfkill_register(rt2x00dev);
+
return 0;
}
rt2x00link_register(rt2x00dev);
rt2x00leds_register(rt2x00dev);
rt2x00debug_register(rt2x00dev);
- rt2x00rfkill_register(rt2x00dev);
+
+ /*
+ * Start rfkill polling.
+ */
+ if (!test_bit(REQUIRE_DELAYED_RFKILL, &rt2x00dev->cap_flags))
+ rt2x00rfkill_register(rt2x00dev);
return 0;
{
clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
+ /*
+ * Stop rfkill polling.
+ */
+ if (!test_bit(REQUIRE_DELAYED_RFKILL, &rt2x00dev->cap_flags))
+ rt2x00rfkill_unregister(rt2x00dev);
+
/*
* Disable radio.
*/
crypto.cipher = rt2x00crypto_key_to_cipher(key);
if (crypto.cipher == CIPHER_NONE)
return -EOPNOTSUPP;
+ if (crypto.cipher == CIPHER_TKIP && rt2x00_is_usb(rt2x00dev))
+ return -EOPNOTSUPP;
crypto.cmd = cmd;
USB_MODE_SLEEP = 7, /* RT73USB */
USB_MODE_FIRMWARE = 8, /* RT73USB */
USB_MODE_WAKEUP = 9, /* RT73USB */
+ USB_MODE_AUTORUN = 17, /* RT2800USB */
};
/**
/* Queues */
struct xenvif_queue *queues;
+ unsigned int num_queues; /* active queues, resource allocated */
/* Miscellaneous private stuff. */
struct net_device *dev;
}
}
-static u16 xenvif_select_queue(struct net_device *dev, struct sk_buff *skb,
- void *accel_priv, select_queue_fallback_t fallback)
-{
- unsigned int num_queues = dev->real_num_tx_queues;
- u32 hash;
- u16 queue_index;
-
- /* First, check if there is only one queue to optimise the
- * single-queue or old frontend scenario.
- */
- if (num_queues == 1) {
- queue_index = 0;
- } else {
- /* Use skb_get_hash to obtain an L4 hash if available */
- hash = skb_get_hash(skb);
- queue_index = hash % num_queues;
- }
-
- return queue_index;
-}
-
static int xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct xenvif *vif = netdev_priv(dev);
struct xenvif_queue *queue = NULL;
- unsigned int num_queues = dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
u16 index;
int min_slots_needed;
{
struct xenvif *vif = netdev_priv(dev);
struct xenvif_queue *queue = NULL;
- unsigned int num_queues = dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
unsigned long rx_bytes = 0;
unsigned long rx_packets = 0;
unsigned long tx_bytes = 0;
static void xenvif_up(struct xenvif *vif)
{
struct xenvif_queue *queue = NULL;
- unsigned int num_queues = vif->dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
unsigned int queue_index;
for (queue_index = 0; queue_index < num_queues; ++queue_index) {
static void xenvif_down(struct xenvif *vif)
{
struct xenvif_queue *queue = NULL;
- unsigned int num_queues = vif->dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
unsigned int queue_index;
for (queue_index = 0; queue_index < num_queues; ++queue_index) {
struct ethtool_stats *stats, u64 * data)
{
struct xenvif *vif = netdev_priv(dev);
- unsigned int num_queues = dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
int i;
unsigned int queue_index;
struct xenvif_stats *vif_stats;
.ndo_fix_features = xenvif_fix_features,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
- .ndo_select_queue = xenvif_select_queue,
};
struct xenvif *xenvif_alloc(struct device *parent, domid_t domid,
snprintf(name, IFNAMSIZ - 1, "vif%u.%u", domid, handle);
/* Allocate a netdev with the max. supported number of queues.
* When the guest selects the desired number, it will be updated
- * via netif_set_real_num_tx_queues().
+ * via netif_set_real_num_*_queues().
*/
dev = alloc_netdev_mq(sizeof(struct xenvif), name, ether_setup,
xenvif_max_queues);
vif->dev = dev;
vif->disabled = false;
- /* Start out with no queues. The call below does not require
- * rtnl_lock() as it happens before register_netdev().
- */
+ /* Start out with no queues. */
vif->queues = NULL;
- netif_set_real_num_tx_queues(dev, 0);
+ vif->num_queues = 0;
dev->netdev_ops = &xenvif_netdev_ops;
dev->hw_features = NETIF_F_SG |
void xenvif_disconnect(struct xenvif *vif)
{
struct xenvif_queue *queue = NULL;
- unsigned int num_queues = vif->dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
unsigned int queue_index;
if (netif_carrier_ok(vif->dev))
void xenvif_free(struct xenvif *vif)
{
struct xenvif_queue *queue = NULL;
- unsigned int num_queues = vif->dev->real_num_tx_queues;
+ unsigned int num_queues = vif->num_queues;
unsigned int queue_index;
/* Here we want to avoid timeout messages if an skb can be legitimately
* stuck somewhere else. Realistically this could be an another vif's
xenvif_deinit_queue(queue);
}
- /* Free the array of queues. The call below does not require
- * rtnl_lock() because it happens after unregister_netdev().
- */
- netif_set_real_num_tx_queues(vif->dev, 0);
vfree(vif->queues);
vif->queues = NULL;
+ vif->num_queues = 0;
free_netdev(vif->dev);
/* Use the number of queues requested by the frontend */
be->vif->queues = vzalloc(requested_num_queues *
sizeof(struct xenvif_queue));
- rtnl_lock();
- netif_set_real_num_tx_queues(be->vif->dev, requested_num_queues);
- rtnl_unlock();
+ be->vif->num_queues = requested_num_queues;
for (queue_index = 0; queue_index < requested_num_queues; ++queue_index) {
queue = &be->vif->queues[queue_index];
* earlier queues can be destroyed using the regular
* disconnect logic.
*/
- rtnl_lock();
- netif_set_real_num_tx_queues(be->vif->dev, queue_index);
- rtnl_unlock();
+ be->vif->num_queues = queue_index;
goto err;
}
* and also clean up any previously initialised queues.
*/
xenvif_deinit_queue(queue);
- rtnl_lock();
- netif_set_real_num_tx_queues(be->vif->dev, queue_index);
- rtnl_unlock();
+ be->vif->num_queues = queue_index;
goto err;
}
}
+ /* Initialisation completed, tell core driver the number of
+ * active queues.
+ */
+ rtnl_lock();
+ netif_set_real_num_tx_queues(be->vif->dev, requested_num_queues);
+ netif_set_real_num_rx_queues(be->vif->dev, requested_num_queues);
+ rtnl_unlock();
+
xenvif_carrier_on(be->vif);
unregister_hotplug_status_watch(be);
return;
err:
- if (be->vif->dev->real_num_tx_queues > 0)
+ if (be->vif->num_queues > 0)
xenvif_disconnect(be->vif); /* Clean up existing queues */
vfree(be->vif->queues);
be->vif->queues = NULL;
- rtnl_lock();
- netif_set_real_num_tx_queues(be->vif->dev, 0);
- rtnl_unlock();
+ be->vif->num_queues = 0;
return;
}
static int connect_rings(struct backend_info *be, struct xenvif_queue *queue)
{
struct xenbus_device *dev = be->dev;
- unsigned int num_queues = queue->vif->dev->real_num_tx_queues;
+ unsigned int num_queues = queue->vif->num_queues;
unsigned long tx_ring_ref, rx_ring_ref;
unsigned int tx_evtchn, rx_evtchn;
int err;
if (likely(netif_carrier_ok(dev) &&
RING_HAS_UNCONSUMED_RESPONSES(&queue->rx)))
- napi_schedule(&queue->napi);
+ napi_schedule(&queue->napi);
return IRQ_HANDLED;
}
static void xennet_disconnect_backend(struct netfront_info *info)
{
unsigned int i = 0;
- struct netfront_queue *queue = NULL;
unsigned int num_queues = info->netdev->real_num_tx_queues;
for (i = 0; i < num_queues; ++i) {
+ struct netfront_queue *queue = &info->queues[i];
+
/* Stop old i/f to prevent errors whilst we rebuild the state. */
spin_lock_bh(&queue->rx_lock);
spin_lock_irq(&queue->tx_lock);
goto exit_free_tx;
}
- netif_napi_add(queue->info->netdev, &queue->napi, xennet_poll, 64);
-
return 0;
exit_free_tx:
return err;
}
+static void xennet_destroy_queues(struct netfront_info *info)
+{
+ unsigned int i;
+
+ rtnl_lock();
+
+ for (i = 0; i < info->netdev->real_num_tx_queues; i++) {
+ struct netfront_queue *queue = &info->queues[i];
+
+ if (netif_running(info->netdev))
+ napi_disable(&queue->napi);
+ netif_napi_del(&queue->napi);
+ }
+
+ rtnl_unlock();
+
+ kfree(info->queues);
+ info->queues = NULL;
+}
+
+static int xennet_create_queues(struct netfront_info *info,
+ unsigned int num_queues)
+{
+ unsigned int i;
+ int ret;
+
+ info->queues = kcalloc(num_queues, sizeof(struct netfront_queue),
+ GFP_KERNEL);
+ if (!info->queues)
+ return -ENOMEM;
+
+ rtnl_lock();
+
+ for (i = 0; i < num_queues; i++) {
+ struct netfront_queue *queue = &info->queues[i];
+
+ queue->id = i;
+ queue->info = info;
+
+ ret = xennet_init_queue(queue);
+ if (ret < 0) {
+ dev_warn(&info->netdev->dev, "only created %d queues\n",
+ num_queues);
+ num_queues = i;
+ break;
+ }
+
+ netif_napi_add(queue->info->netdev, &queue->napi,
+ xennet_poll, 64);
+ if (netif_running(info->netdev))
+ napi_enable(&queue->napi);
+ }
+
+ netif_set_real_num_tx_queues(info->netdev, num_queues);
+
+ rtnl_unlock();
+
+ if (num_queues == 0) {
+ dev_err(&info->netdev->dev, "no queues\n");
+ return -EINVAL;
+ }
+ return 0;
+}
+
/* Common code used when first setting up, and when resuming. */
static int talk_to_netback(struct xenbus_device *dev,
struct netfront_info *info)
goto out;
}
- /* Allocate array of queues */
- info->queues = kcalloc(num_queues, sizeof(struct netfront_queue), GFP_KERNEL);
- if (!info->queues) {
- err = -ENOMEM;
- goto out;
- }
- rtnl_lock();
- netif_set_real_num_tx_queues(info->netdev, num_queues);
- rtnl_unlock();
+ if (info->queues)
+ xennet_destroy_queues(info);
+
+ err = xennet_create_queues(info, num_queues);
+ if (err < 0)
+ goto destroy_ring;
/* Create shared ring, alloc event channel -- for each queue */
for (i = 0; i < num_queues; ++i) {
queue = &info->queues[i];
- queue->id = i;
- queue->info = info;
- err = xennet_init_queue(queue);
- if (err) {
- /* xennet_init_queue() cleans up after itself on failure,
- * but we still have to clean up any previously initialised
- * queues. If i > 0, set num_queues to i, then goto
- * destroy_ring, which calls xennet_disconnect_backend()
- * to tidy up.
- */
- if (i > 0) {
- rtnl_lock();
- netif_set_real_num_tx_queues(info->netdev, i);
- rtnl_unlock();
- goto destroy_ring;
- } else {
- goto out;
- }
- }
err = setup_netfront(dev, queue, feature_split_evtchn);
if (err) {
- /* As for xennet_init_queue(), setup_netfront() will tidy
- * up the current queue on error, but we need to clean up
+ /* setup_netfront() will tidy up the current
+ * queue on error, but we need to clean up
* those already allocated.
*/
if (i > 0) {
fixed_link_node = of_get_child_by_name(np, "fixed-link");
if (fixed_link_node) {
status.link = 1;
- status.duplex = of_property_read_bool(np, "full-duplex");
+ status.duplex = of_property_read_bool(fixed_link_node,
+ "full-duplex");
if (of_property_read_u32(fixed_link_node, "speed", &status.speed))
return -EINVAL;
- status.pause = of_property_read_bool(np, "pause");
- status.asym_pause = of_property_read_bool(np, "asym-pause");
+ status.pause = of_property_read_bool(fixed_link_node, "pause");
+ status.asym_pause = of_property_read_bool(fixed_link_node,
+ "asym-pause");
of_node_put(fixed_link_node);
return fixed_phy_register(PHY_POLL, &status, np);
}
config PTP_1588_CLOCK_PCH
tristate "Intel PCH EG20T as PTP clock"
- depends on X86 || COMPILE_TEST
+ depends on X86_32 || COMPILE_TEST
depends on HAS_IOMEM && NET
select PTP_1588_CLOCK
help
/* See set_wol, but for checking whether Wake on LAN is enabled. */
void (*get_wol)(struct phy_device *dev, struct ethtool_wolinfo *wol);
+ /*
+ * Called to inform a PHY device driver when the core is about to
+ * change the link state. This callback is supposed to be used as
+ * fixup hook for drivers that need to take action when the link
+ * state changes. Drivers are by no means allowed to mess with the
+ * PHY device structure in their implementations.
+ */
+ void (*link_change_notify)(struct phy_device *dev);
+
struct device_driver driver;
};
#define to_phy_driver(d) container_of(d, struct phy_driver, driver)
* @net: net namespace that this chain belongs to
* @table: table that this chain belongs to
* @handle: chain handle
- * @flags: bitmask of enum nft_chain_flags
* @use: number of jump references to this chain
* @level: length of longest path to this chain
+ * @flags: bitmask of enum nft_chain_flags
* @name: name of the chain
*/
struct nft_chain {
struct net *net;
struct nft_table *table;
u64 handle;
- u8 flags;
- u16 use;
+ u32 use;
u16 level;
+ u8 flags;
char name[NFT_CHAIN_MAXNAMELEN];
};
rcu_read_lock();
dst = rcu_dereference(sk->sk_dst_cache);
- if (dst)
- dst_hold(dst);
+ if (dst && !atomic_inc_not_zero(&dst->__refcnt))
+ dst = NULL;
rcu_read_unlock();
return dst;
}
static struct sk_buff *vlan_reorder_header(struct sk_buff *skb)
{
- if (skb_cow(skb, skb_headroom(skb)) < 0)
+ if (skb_cow(skb, skb_headroom(skb)) < 0) {
+ kfree_skb(skb);
return NULL;
+ }
+
memmove(skb->data - ETH_HLEN, skb->data - VLAN_ETH_HLEN, 2 * ETH_ALEN);
skb->mac_header += VLAN_HLEN;
return skb;
if (hci_update_random_address(req, false, &own_addr_type))
return;
- /* Save the address type used for this connnection attempt so we able
- * to retrieve this information if we need it.
- */
- conn->src_type = own_addr_type;
-
cp.scan_interval = cpu_to_le16(hdev->le_scan_interval);
cp.scan_window = cpu_to_le16(hdev->le_scan_window);
bacpy(&cp.peer_addr, &conn->dst);
/* If we're already encrypted set the REAUTH_PEND flag,
* otherwise set the ENCRYPT_PEND.
*/
- if (conn->key_type != 0xff)
+ if (conn->link_mode & HCI_LM_ENCRYPT)
set_bit(HCI_CONN_REAUTH_PEND, &conn->flags);
else
set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
smp_mb__after_atomic(); /* wake_up_bit advises about this barrier */
wake_up_bit(&hdev->flags, HCI_INQUIRY);
+ hci_dev_lock(hdev);
+ hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
+ hci_dev_unlock(hdev);
+
hci_conn_check_pending(hdev);
}
cp.authentication = conn->auth_type;
/* Request MITM protection if our IO caps allow it
- * except for the no-bonding case
+ * except for the no-bonding case.
+ * conn->auth_type is not updated here since
+ * that might cause the user confirmation to be
+ * rejected in case the remote doesn't have the
+ * IO capabilities for MITM.
*/
if (conn->io_capability != HCI_IO_NO_INPUT_OUTPUT &&
cp.authentication != HCI_AT_NO_BONDING)
/* If we're not the initiators request authorization to
* proceed from user space (mgmt_user_confirm with
- * confirm_hint set to 1). */
- if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags)) {
+ * confirm_hint set to 1). The exception is if neither
+ * side had MITM in which case we do auto-accept.
+ */
+ if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags) &&
+ (loc_mitm || rem_mitm)) {
BT_DBG("Confirming auto-accept as acceptor");
confirm_hint = 1;
goto confirm;
kfree_skb(conn->rx_skb);
skb_queue_purge(&conn->pending_rx);
- flush_work(&conn->pending_rx_work);
+
+ /* We can not call flush_work(&conn->pending_rx_work) here since we
+ * might block if we are running on a worker from the same workqueue
+ * pending_rx_work is waiting on.
+ */
+ if (work_pending(&conn->pending_rx_work))
+ cancel_work_sync(&conn->pending_rx_work);
l2cap_unregister_all_users(conn);
/*change security for LE channels */
if (chan->scid == L2CAP_CID_ATT) {
- if (!conn->hcon->out) {
- err = -EINVAL;
- break;
- }
-
if (smp_conn_security(conn->hcon, sec.level))
break;
sk->sk_state = BT_CONFIG;
}
}
+static void hci_stop_discovery(struct hci_request *req)
+{
+ struct hci_dev *hdev = req->hdev;
+ struct hci_cp_remote_name_req_cancel cp;
+ struct inquiry_entry *e;
+
+ switch (hdev->discovery.state) {
+ case DISCOVERY_FINDING:
+ if (test_bit(HCI_INQUIRY, &hdev->flags)) {
+ hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL);
+ } else {
+ cancel_delayed_work(&hdev->le_scan_disable);
+ hci_req_add_le_scan_disable(req);
+ }
+
+ break;
+
+ case DISCOVERY_RESOLVING:
+ e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY,
+ NAME_PENDING);
+ if (!e)
+ return;
+
+ bacpy(&cp.bdaddr, &e->data.bdaddr);
+ hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp),
+ &cp);
+
+ break;
+
+ default:
+ /* Passive scanning */
+ if (test_bit(HCI_LE_SCAN, &hdev->dev_flags))
+ hci_req_add_le_scan_disable(req);
+ break;
+ }
+}
+
static int clean_up_hci_state(struct hci_dev *hdev)
{
struct hci_request req;
if (test_bit(HCI_ADVERTISING, &hdev->dev_flags))
disable_advertising(&req);
- if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) {
- hci_req_add_le_scan_disable(&req);
- }
+ hci_stop_discovery(&req);
list_for_each_entry(conn, &hdev->conn_hash.list, list) {
struct hci_cp_disconnect dc;
}
if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) {
- /* Continue with pairing via SMP */
+ /* Continue with pairing via SMP. The hdev lock must be
+ * released as SMP may try to recquire it for crypto
+ * purposes.
+ */
+ hci_dev_unlock(hdev);
err = smp_user_confirm_reply(conn, mgmt_op, passkey);
+ hci_dev_lock(hdev);
if (!err)
err = cmd_complete(sk, hdev->id, mgmt_op,
{
struct mgmt_cp_stop_discovery *mgmt_cp = data;
struct pending_cmd *cmd;
- struct hci_cp_remote_name_req_cancel cp;
- struct inquiry_entry *e;
struct hci_request req;
int err;
hci_req_init(&req, hdev);
- switch (hdev->discovery.state) {
- case DISCOVERY_FINDING:
- if (test_bit(HCI_INQUIRY, &hdev->flags)) {
- hci_req_add(&req, HCI_OP_INQUIRY_CANCEL, 0, NULL);
- } else {
- cancel_delayed_work(&hdev->le_scan_disable);
-
- hci_req_add_le_scan_disable(&req);
- }
-
- break;
+ hci_stop_discovery(&req);
- case DISCOVERY_RESOLVING:
- e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY,
- NAME_PENDING);
- if (!e) {
- mgmt_pending_remove(cmd);
- err = cmd_complete(sk, hdev->id,
- MGMT_OP_STOP_DISCOVERY, 0,
- &mgmt_cp->type,
- sizeof(mgmt_cp->type));
- hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
- goto unlock;
- }
-
- bacpy(&cp.bdaddr, &e->data.bdaddr);
- hci_req_add(&req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp),
- &cp);
-
- break;
-
- default:
- BT_DBG("unknown discovery state %u", hdev->discovery.state);
-
- mgmt_pending_remove(cmd);
- err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY,
- MGMT_STATUS_FAILED, &mgmt_cp->type,
- sizeof(mgmt_cp->type));
+ err = hci_req_run(&req, stop_discovery_complete);
+ if (!err) {
+ hci_discovery_set_state(hdev, DISCOVERY_STOPPING);
goto unlock;
}
- err = hci_req_run(&req, stop_discovery_complete);
- if (err < 0)
- mgmt_pending_remove(cmd);
- else
- hci_discovery_set_state(hdev, DISCOVERY_STOPPING);
+ mgmt_pending_remove(cmd);
+
+ /* If no HCI commands were sent we're done */
+ if (err == -ENODATA) {
+ err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0,
+ &mgmt_cp->type, sizeof(mgmt_cp->type));
+ hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
+ }
unlock:
hci_dev_unlock(hdev);
hci_le_start_enc(hcon, ediv, rand, stk);
hcon->enc_key_size = smp->enc_key_size;
} else {
- u8 stk[16];
+ u8 stk[16], auth;
__le64 rand = 0;
__le16 ediv = 0;
memset(stk + smp->enc_key_size, 0,
SMP_MAX_ENC_KEY_SIZE - smp->enc_key_size);
+ if (hcon->pending_sec_level == BT_SECURITY_HIGH)
+ auth = 1;
+ else
+ auth = 0;
+
hci_add_ltk(hcon->hdev, &hcon->dst, hcon->dst_type,
- HCI_SMP_STK_SLAVE, 0, stk, smp->enc_key_size,
+ HCI_SMP_STK_SLAVE, auth, stk, smp->enc_key_size,
ediv, rand);
}
}
EXPORT_SYMBOL(dst_destroy);
+static void dst_destroy_rcu(struct rcu_head *head)
+{
+ struct dst_entry *dst = container_of(head, struct dst_entry, rcu_head);
+
+ dst = dst_destroy(dst);
+ if (dst)
+ __dst_free(dst);
+}
+
void dst_release(struct dst_entry *dst)
{
if (dst) {
newrefcnt = atomic_dec_return(&dst->__refcnt);
WARN_ON(newrefcnt < 0);
- if (unlikely(dst->flags & DST_NOCACHE) && !newrefcnt) {
- dst = dst_destroy(dst);
- if (dst)
- __dst_free(dst);
- }
+ if (unlikely(dst->flags & DST_NOCACHE) && !newrefcnt)
+ call_rcu(&dst->rcu_head, dst_destroy_rcu);
}
}
EXPORT_SYMBOL(dst_release);
BUILD_BUG_ON(BPF_MEMWORDS * sizeof(u32) > MAX_BPF_STACK);
BUILD_BUG_ON(BPF_REG_FP + 1 != MAX_BPF_REG);
- if (len <= 0 || len >= BPF_MAXINSNS)
+ if (len <= 0 || len > BPF_MAXINSNS)
return -EINVAL;
if (new_prog) {
- addrs = kzalloc(len * sizeof(*addrs), GFP_KERNEL);
+ addrs = kcalloc(len, sizeof(*addrs), GFP_KERNEL);
if (!addrs)
return -ENOMEM;
}
BUILD_BUG_ON(BPF_MEMWORDS > 16);
- masks = kmalloc(flen * sizeof(*masks), GFP_KERNEL);
+ masks = kmalloc_array(flen, sizeof(*masks), GFP_KERNEL);
if (!masks)
return -ENOMEM;
fp_new = sock_kmalloc(sk, len, GFP_KERNEL);
if (fp_new) {
*fp_new = *fp;
- /* As we're kepping orig_prog in fp_new along,
+ /* As we're keeping orig_prog in fp_new along,
* we need to make sure we're not evicting it
* from the old fp.
*/
/**
* sk_unattached_filter_create - create an unattached filter
- * @fprog: the filter program
* @pfp: the unattached filter that is created
+ * @fprog: the filter program
*
* Create a filter independent of any socket. We first run some
* sanity checks on it to make sure it does not explode on us later.
skb_put(nskb, len),
len, 0);
SKB_GSO_CB(nskb)->csum_start =
- skb_headroom(nskb) + offset;
+ skb_headroom(nskb) + doffset;
continue;
}
{
struct dst_entry *old_dst;
- if (dst) {
- if (dst->flags & DST_NOCACHE)
- dst = NULL;
- else
- dst_clone(dst);
- }
+ dst_clone(dst);
old_dst = xchg((__force struct dst_entry **)&idst->dst, dst);
dst_release(old_dst);
}
rcu_read_lock();
dst = rcu_dereference(this_cpu_ptr(t->dst_cache)->dst);
+ if (dst && !atomic_inc_not_zero(&dst->__refcnt))
+ dst = NULL;
if (dst) {
if (dst->obsolete && dst->ops->check(dst, cookie) == NULL) {
- rcu_read_unlock();
tunnel_dst_reset(t);
- return NULL;
+ dst_release(dst);
+ dst = NULL;
}
- dst_hold(dst);
}
rcu_read_unlock();
return (struct rtable *)dst;
struct dst_entry *dst,
struct request_sock *req)
{
- struct tcp_sock *tp = tcp_sk(sk);
+ struct tcp_sock *tp;
struct request_sock_queue *queue = &inet_csk(sk)->icsk_accept_queue;
struct sock *child;
unsigned int new_len = (pkt_len / mss) * mss;
if (!in_sack && new_len < pkt_len) {
new_len += mss;
- if (new_len > skb->len)
+ if (new_len >= skb->len)
return 0;
}
pkt_len = new_len;
cancel_delayed_work_sync(&ipvs->defense_work);
cancel_work_sync(&ipvs->defense_work.work);
unregister_net_sysctl_table(ipvs->sysctl_hdr);
+ ip_vs_stop_estimator(net, &ipvs->tot_stats);
}
#else
struct netns_ipvs *ipvs = net_ipvs(net);
ip_vs_trash_cleanup(net);
- ip_vs_stop_estimator(net, &ipvs->tot_stats);
ip_vs_control_net_cleanup_sysctl(net);
remove_proc_entry("ip_vs_stats_percpu", net->proc_net);
remove_proc_entry("ip_vs_stats", net->proc_net);
#endif
#ifdef CONFIG_NF_CONNTRACK_MARK
+ nla_total_size(sizeof(u_int32_t)) /* CTA_MARK */
+#endif
+#ifdef CONFIG_NF_CONNTRACK_ZONES
+ + nla_total_size(sizeof(u_int16_t)) /* CTA_ZONE */
#endif
+ ctnetlink_proto_size(ct)
+ ctnetlink_label_size(ct)
static int
ctnetlink_dump_list(struct sk_buff *skb, struct netlink_callback *cb, bool dying)
{
- struct nf_conn *ct, *last = NULL;
+ struct nf_conn *ct, *last;
struct nf_conntrack_tuple_hash *h;
struct hlist_nulls_node *n;
struct nfgenmsg *nfmsg = nlmsg_data(cb->nlh);
if (cb->args[2])
return 0;
- if (cb->args[0] == nr_cpu_ids)
- return 0;
+ last = (struct nf_conn *)cb->args[1];
for (cpu = cb->args[0]; cpu < nr_cpu_ids; cpu++) {
struct ct_pcpu *pcpu;
pcpu = per_cpu_ptr(net->ct.pcpu_lists, cpu);
spin_lock_bh(&pcpu->lock);
- last = (struct nf_conn *)cb->args[1];
list = dying ? &pcpu->dying : &pcpu->unconfirmed;
restart:
hlist_nulls_for_each_entry(h, n, list, hnnode) {
ct);
rcu_read_unlock();
if (res < 0) {
- nf_conntrack_get(&ct->ct_general);
+ if (!atomic_inc_not_zero(&ct->ct_general.use))
+ continue;
+ cb->args[0] = cpu;
cb->args[1] = (unsigned long)ct;
spin_unlock_bh(&pcpu->lock);
goto out;
if (cb->args[1]) {
cb->args[1] = 0;
goto restart;
- } else
- cb->args[2] = 1;
+ }
spin_unlock_bh(&pcpu->lock);
}
+ cb->args[2] = 1;
out:
if (last)
nf_ct_put(last);
#endif
#ifdef CONFIG_NF_CONNTRACK_MARK
+ nla_total_size(sizeof(u_int32_t)) /* CTA_MARK */
+#endif
+#ifdef CONFIG_NF_CONNTRACK_ZONES
+ + nla_total_size(sizeof(u_int16_t)) /* CTA_ZONE */
#endif
+ ctnetlink_proto_size(ct)
;
return i->status & IPS_NAT_MASK ? 1 : 0;
}
+static int nf_nat_proto_clean(struct nf_conn *ct, void *data)
+{
+ struct nf_conn_nat *nat = nfct_nat(ct);
+
+ if (nf_nat_proto_remove(ct, data))
+ return 1;
+
+ if (!nat || !nat->ct)
+ return 0;
+
+ /* This netns is being destroyed, and conntrack has nat null binding.
+ * Remove it from bysource hash, as the table will be freed soon.
+ *
+ * Else, when the conntrack is destoyed, nf_nat_cleanup_conntrack()
+ * will delete entry from already-freed table.
+ */
+ if (!del_timer(&ct->timeout))
+ return 1;
+
+ spin_lock_bh(&nf_nat_lock);
+ hlist_del_rcu(&nat->bysource);
+ ct->status &= ~IPS_NAT_DONE_MASK;
+ nat->ct = NULL;
+ spin_unlock_bh(&nf_nat_lock);
+
+ add_timer(&ct->timeout);
+
+ /* don't delete conntrack. Although that would make things a lot
+ * simpler, we'd end up flushing all conntracks on nat rmmod.
+ */
+ return 0;
+}
+
static void nf_nat_l4proto_clean(u8 l3proto, u8 l4proto)
{
struct nf_nat_proto_clean clean = {
{
struct nf_nat_proto_clean clean = {};
- nf_ct_iterate_cleanup(net, &nf_nat_proto_remove, &clean, 0, 0);
+ nf_ct_iterate_cleanup(net, nf_nat_proto_clean, &clean, 0, 0);
synchronize_rcu();
nf_ct_free_hashtable(net->ct.nat_bysource, net->ct.nat_htable_size);
}
if (!create || nlh->nlmsg_flags & NLM_F_REPLACE)
return -EINVAL;
handle = nf_tables_alloc_handle(table);
+
+ if (chain->use == UINT_MAX)
+ return -EOVERFLOW;
}
if (nla[NFTA_RULE_POSITION]) {
if (nlh->nlmsg_flags & NLM_F_REPLACE) {
if (nft_rule_is_active_next(net, old_rule)) {
- trans = nft_trans_rule_add(&ctx, NFT_MSG_NEWRULE,
+ trans = nft_trans_rule_add(&ctx, NFT_MSG_DELRULE,
old_rule);
if (trans == NULL) {
err = -ENOMEM;
goto err2;
}
nft_rule_disactivate_next(net, old_rule);
- list_add_tail(&rule->list, &old_rule->list);
+ chain->use--;
+ list_add_tail_rcu(&rule->list, &old_rule->list);
} else {
err = -ENOENT;
goto err2;
list_del_rcu(&nft_trans_rule(trans)->list);
nft_rule_clear(net, nft_trans_rule(trans));
nft_trans_destroy(trans);
+ chain->use++;
}
err2:
nf_tables_rule_destroy(&ctx, rule);
goto nla_put_failure;
nfmsg = nlmsg_data(nlh);
- nfmsg->nfgen_family = NFPROTO_UNSPEC;
+ nfmsg->nfgen_family = ctx.afi->family;
nfmsg->version = NFNETLINK_V0;
nfmsg->res_id = 0;
nft_target_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
{
struct xt_target *target = expr->ops->data;
+ void *info = nft_expr_priv(expr);
+ struct xt_tgdtor_param par;
+
+ par.net = ctx->net;
+ par.target = target;
+ par.targinfo = info;
+ par.family = ctx->afi->family;
+ if (par.target->destroy != NULL)
+ par.target->destroy(&par);
module_put(target->me);
}
nft_match_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
{
struct xt_match *match = expr->ops->data;
+ void *info = nft_expr_priv(expr);
+ struct xt_mtdtor_param par;
+
+ par.net = ctx->net;
+ par.match = match;
+ par.matchinfo = info;
+ par.family = ctx->afi->family;
+ if (par.match->destroy != NULL)
+ par.match->destroy(&par);
module_put(match->me);
}
if (nla_put_be32(skb,
NFTA_NAT_REG_ADDR_MAX, htonl(priv->sreg_addr_max)))
goto nla_put_failure;
- if (nla_put_be32(skb,
- NFTA_NAT_REG_PROTO_MIN, htonl(priv->sreg_proto_min)))
- goto nla_put_failure;
- if (nla_put_be32(skb,
- NFTA_NAT_REG_PROTO_MAX, htonl(priv->sreg_proto_max)))
- goto nla_put_failure;
+ if (priv->sreg_proto_min) {
+ if (nla_put_be32(skb, NFTA_NAT_REG_PROTO_MIN,
+ htonl(priv->sreg_proto_min)))
+ goto nla_put_failure;
+ if (nla_put_be32(skb, NFTA_NAT_REG_PROTO_MAX,
+ htonl(priv->sreg_proto_max)))
+ goto nla_put_failure;
+ }
return 0;
nla_put_failure:
loff_t *ppos)
{
struct net *net = current->nsproxy->net_ns;
- char tmp[8];
struct ctl_table tbl;
- int ret;
- int changed = 0;
+ bool changed = false;
char *none = "none";
+ char tmp[8];
+ int ret;
memset(&tbl, 0, sizeof(struct ctl_table));
if (write) {
tbl.data = tmp;
- tbl.maxlen = 8;
+ tbl.maxlen = sizeof(tmp);
} else {
tbl.data = net->sctp.sctp_hmac_alg ? : none;
tbl.maxlen = strlen(tbl.data);
}
- ret = proc_dostring(&tbl, write, buffer, lenp, ppos);
- if (write) {
+ ret = proc_dostring(&tbl, write, buffer, lenp, ppos);
+ if (write && ret == 0) {
#ifdef CONFIG_CRYPTO_MD5
if (!strncmp(tmp, "md5", 3)) {
net->sctp.sctp_hmac_alg = "md5";
- changed = 1;
+ changed = true;
}
#endif
#ifdef CONFIG_CRYPTO_SHA1
if (!strncmp(tmp, "sha1", 4)) {
net->sctp.sctp_hmac_alg = "sha1";
- changed = 1;
+ changed = true;
}
#endif
if (!strncmp(tmp, "none", 4)) {
net->sctp.sctp_hmac_alg = NULL;
- changed = 1;
+ changed = true;
}
-
if (!changed)
ret = -EINVAL;
}
loff_t *ppos)
{
struct net *net = current->nsproxy->net_ns;
- int new_value;
- struct ctl_table tbl;
unsigned int min = *(unsigned int *) ctl->extra1;
unsigned int max = *(unsigned int *) ctl->extra2;
- int ret;
+ struct ctl_table tbl;
+ int ret, new_value;
memset(&tbl, 0, sizeof(struct ctl_table));
tbl.maxlen = sizeof(unsigned int);
tbl.data = &new_value;
else
tbl.data = &net->sctp.rto_min;
+
ret = proc_dointvec(&tbl, write, buffer, lenp, ppos);
- if (write) {
- if (ret || new_value > max || new_value < min)
+ if (write && ret == 0) {
+ if (new_value > max || new_value < min)
return -EINVAL;
+
net->sctp.rto_min = new_value;
}
+
return ret;
}
loff_t *ppos)
{
struct net *net = current->nsproxy->net_ns;
- int new_value;
- struct ctl_table tbl;
unsigned int min = *(unsigned int *) ctl->extra1;
unsigned int max = *(unsigned int *) ctl->extra2;
- int ret;
+ struct ctl_table tbl;
+ int ret, new_value;
memset(&tbl, 0, sizeof(struct ctl_table));
tbl.maxlen = sizeof(unsigned int);
tbl.data = &new_value;
else
tbl.data = &net->sctp.rto_max;
+
ret = proc_dointvec(&tbl, write, buffer, lenp, ppos);
- if (write) {
- if (ret || new_value > max || new_value < min)
+ if (write && ret == 0) {
+ if (new_value > max || new_value < min)
return -EINVAL;
+
net->sctp.rto_max = new_value;
}
+
return ret;
}
tbl.data = &net->sctp.auth_enable;
ret = proc_dointvec(&tbl, write, buffer, lenp, ppos);
-
- if (write) {
+ if (write && ret == 0) {
struct sock *sk = net->sctp.ctl_sock;
net->sctp.auth_enable = new_value;
projects / karo-tx-linux.git / commitdiff